Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lap hoc hoi snippets" » "lop hoc hoi snippets", "lap doc hoi snippets", "phap hoc hoi snippets", "lap hoc khoi snippets", "lap hoc hoa snippets", "lap hoc noi snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("lap hoc hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lap hoc hoi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lap hoc hoi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lap hoc hoi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.